Humidity Content Meter
40,000 Per Units
PH INDICATORS / PH TRANSMITTERS
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GENERAL DESCRIPTION Analogik PH meter and transmitter incorporates the latest high technological advancements. It has very stability, reproducibility & contineous duly cycle. The instrument having very high input impedance advanced (MOS-FET butter OP-AMP) The instrument accepts all types of PH electrode. Auto / manual temp, compensation facility is available. The instrument indicates PH by 3 1/2 digit LED / LCD display. FEATURES Manual / Auto temp, compensation by pt-100 sensor. Direct indication of PH/ mV and temp, by LED/LCD displays. Slope control for correcting electrode slope. Asymetry control to eliminate ageing offect. 0 / 4 to 20 mA output into 500 V incase of PH transmitter. CONSTRUCTION & OPERATION The glass epory, green masked, PCB with high quality components soldered gives the drift free performance. The mV signal from PH electrode is directly given to high I / P impedance buffer amplifier and then this signal is processed. The auto/manual temp, compensation circuit is added at this stage & signal is given to DPM / V to I connector. Thus we get PH indication or 0 / 4 to 20 mA signal proportional to input pH. APPLICATIONS pH meter and PH transmitter are commonly used in many industries & plants. Used in water treatment plants, Power Station, Sugar Mills, Steel Plant, Paper Industry, Chemical, Petro Chemical, Food, Fertiliser, Soft Drink Industries. SPECIFICATIONS pH INDICATOR pH TRANSMITTER RANGE O to 14H. 1999 mV Oto14PH. DISPLAY OUTPUT 3 1/2 digit LED or LCD 3 1/2 digit LCD-local indication optiona 0/4 to 20mA proportional to 0 to 14 PH. ACCURACY 0.25% of F. S. 0.25% of F. S. TEMP.Compensation Automatic with pt -100 manual by pot Oto130°C. 0 to 130 °C. Automatic only. INPUT IMPEDANCE SUPPLY >1012Ohms. 9 VDC, 230 V AC, 50 Hz 1 PHASE >1012Ohms. 9 VDC, 230 V AC, 50 Hz 1 PHASE SLOPE ADJUSTMENT 90 to 110% at 25 °C. 1 90 to 110% at 25 °C. 1 ASYMETRY ADJUSTMENT 1 PH. 1 PH. OUTPUT LOAD - 500 V Max. RECORDER OUTPT
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